1. PHYSICS 1 Resonance Electrical Circuits
Somnath Bharadwaj and Pratik Khastgir, Department of Physics and Meteorology, IIT Kharagpur, India

2. Electrical Circuits

3. Impedance

4. Average Power

5. Lorentzian Profile

6. Problem Choose R for critical damping
What is the maximum power from a 10V source
for R=2 Ohms?

7. Problem
FWHM?
Quality Factor
Time Period T?

8. Log Decrement? =

9. Tacoma Narrows Bridge

10. Raman Effect E incident Antistokes Rayleigh Stokes
Rayleigh scattering - same n
Stokes scattering - less n
Antistokes scattering - higher n

11. Benzene

12. Benzene Modes
Breathing mode

13. Benzene Modes
C-H bending mode

14. Benzene Modes
C-C stretching mode

15. Raman Spectra
Spectra provided by Prof. Anushree Roy

16. Resonance Line
FWHM?
Quality Factor?

17. Other Examples
Atomic Transitions
Earth’s Atmosphere